Gabriele Cosmo
89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file DriftChamberSD.cc
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/// \brief Implementation of the B5::DriftChamberSD class
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#include "DriftChamberSD.hh"
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#include "DriftChamberHit.hh"
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#include "G4HCofThisEvent.hh"
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#include "G4SDManager.hh"
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#include "G4Step.hh"
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#include "G4Track.hh"
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namespace B5
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{
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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DriftChamberSD::DriftChamberSD(G4String name) : G4VSensitiveDetector(name)
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{
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collectionName.insert("driftChamberColl");
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void DriftChamberSD::Initialize(G4HCofThisEvent* hce)
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{
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fHitsCollection = new DriftChamberHitsCollection(SensitiveDetectorName, collectionName[0]);
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if (fHCID < 0) {
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fHCID = G4SDManager::GetSDMpointer()->GetCollectionID(fHitsCollection);
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}
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hce->AddHitsCollection(fHCID, fHitsCollection);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4bool DriftChamberSD::ProcessHits(G4Step* step, G4TouchableHistory*)
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{
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auto charge = step->GetTrack()->GetDefinition()->GetPDGCharge();
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if (charge == 0.) return true;
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auto preStepPoint = step->GetPreStepPoint();
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auto touchable = step->GetPreStepPoint()->GetTouchable();
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auto motherPhysical = touchable->GetVolume(1); // mother
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auto copyNo = motherPhysical->GetCopyNo();
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auto worldPos = preStepPoint->GetPosition();
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auto localPos = touchable->GetHistory()->GetTopTransform().TransformPoint(worldPos);
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auto hit = new DriftChamberHit(copyNo);
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hit->SetWorldPos(worldPos);
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hit->SetLocalPos(localPos);
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hit->SetTime(preStepPoint->GetGlobalTime());
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fHitsCollection->insert(hit);
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return true;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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} // namespace B5
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